The average bus between Trefor and Llanberis takes 1h 53m and the fastest bus takes 53 min. The bus service runs several times per day from Trefor to Llanberis. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 3 hours between Trefor and Llanberis. The earliest departure is at 8:00 AM in the morning, and the last departure from Trefor is at 9:30 PM which arrives into Llanberis at 7:03 AM. All services require a transfer at Caernarfon Bus Station Stand C and take an average of 1h 53m. The schedules shown below are for the next available departures.

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Want to know about travelling from Trefor to Llanberis? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Trefor to Llanberis. However, there are services departing from Trefor station and arriving at Llanberis station via Caernarfon Bus Station Stand C station. The journey, including transfers, takes approximately 1h 53m.
Trefor to Llanberis bus services, operated by Clynnog & Trefor/Berwyn, depart from Crossroads station.
Trefor to Llanberis bus services, operated by Clynnog & Trefor/Berwyn, arrive at Joe Brown station.
The distance between Trefor and Llanberis is 24.5 km. The road distance is 35 km.
You can take a bus from Crossroads to Joe Brown via Caernarfon Bus Station Stand C and Caernarfon Bus Station Stand B in around 1h 16m.